About a 1 hour and 30 mins.
A bit over 2 hours if you fly directly.
About 3 hours 10 mins.
About 2 hours and 20 minutes if you fly directly.
A typical flight between Frankfurt, Germany and Oslo, Norway would have a flying time of about 1 hours, 22 minutes.
About 1 hour
A direct flight shouldn't take more than 3-4 hrs.
You need to fly to Norway first. If you fly to Oslo, it takes 3 hours from Svalbard to Oslo, and another 2 to London.
about 13hrs20mn
About 9 hours.
About 2 hours and 30 minutes if you fly directly.
About 2 hours and 30 minutes if you fly directly.
It's about 7 hours to get across the Atlantic, and Oslo is close to the coast. This is assuming there is a direct flight available. At worst you may be looking at connecting flights at both ends.